<template>
    <div>
        <div style="margin: 10px 0 ">
            <el-input style="width: 200px" placeholder="请输入名称" suffix-icon="el-icon-search" v-model="name"></el-input>
            <el-button class="ml-5" type="primary" @click="load">搜索</el-button>
            <el-button type="warning" @click="reset">重置</el-button>
        </div>
        <div style="margin: 10px 0 ">
            <el-button type="primary"@click="save">新增<i class="el-icon-circle-plus-outline"></i></el-button>
            <el-popconfirm
                    confirm-button-text='好的'
                    cancel-button-text='不用了'
                    icon="el-icon-info"
                    icon-color="red"
                    title="这是一段内容确定删除吗？"
                    @confirm="del2"
            >
                <el-button class="ml-5 mr-5" type="danger" slot="reference">批量删除<i class="el-icon-remove-outline"></i></el-button>
            </el-popconfirm>
        </div>
        <el-table :data="tableData" border stripe :header-cell-class-name="'headerBg'"
                  row-key="id" default-expand-all @selection-change="handleSelectionChange">
            <el-table-column type="selection" width="55"></el-table-column>
            <el-table-column prop="id" label="ID" width="80"></el-table-column>
            <el-table-column prop="name" label="名称"></el-table-column>
            <el-table-column prop="path" label="路径"></el-table-column>
            <el-table-column prop="pagePath" label="页面路径"></el-table-column>
            <el-table-column label="图标" class-name="fontSize18" align="center" label-class-name="fontSize12">
                <template slot-scope="scope">
                    <span :class="scope.row.icon" />
                </template>
            </el-table-column>
            <el-table-column prop="description" label="描述"></el-table-column>
            <el-table-column prop="sortNum" label="顺序"></el-table-column>
            <el-table-column label="操作"  width="300" align="center">
                <template slot-scope="scope">
                    <el-button type="primary" @click="handleAdd(scope.row.id)" v-if="!scope.row.pid && !scope.row.path">新增子菜单 <i class="el-icon-plus"></i></el-button>
                    <el-button type="success" @click="handleEdit(scope.row)">编辑 <i class="el-icon-edit"></i></el-button>
                    <el-popconfirm
                            class="ml-5"
                            confirm-button-text='确定'
                            cancel-button-text='我再想想'
                            icon="el-icon-info"
                            icon-color="red"
                            title="您确定删除吗？"
                            @confirm="del(scope.row.id)"
                    >
                        <el-button type="danger" slot="reference">删除 <i class="el-icon-remove-outline"></i></el-button>
                    </el-popconfirm>
                </template>
            </el-table-column>
        </el-table>
        <!-- Form -->
        <el-dialog title="新增菜单" :visible.sync="dialogFormVisible" width="30%">
            <el-form :model="form" label-width="80px" >
                <el-form-item  label="名称" >
                    <el-input v-model="form.name" autocomplete="off"></el-input>
                </el-form-item>
                <el-form-item  label="路径" >
                    <el-input v-model="form.path" autocomplete="off"></el-input>
                </el-form-item>
                <el-form-item  label="页面路径" >
                    <el-input v-model="form.pagePath" autocomplete="off"></el-input>
                </el-form-item>
                <el-form-item  label="图标" >
                    <el-select clearable v-model="form.icon" placeholder="请选择" style="width: 100%">
                        <el-option v-for="item in options" :key="item.name" :label="item.name" :value="item.value">
                            <i :class="item.value" /> {{ item.name }}
                        </el-option>
                    </el-select>
                </el-form-item>
                <el-form-item  label="描述" >
                    <el-input type="textarea" v-model="form.description" autocomplete="off"></el-input>
                </el-form-item>
            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button @click="savaFalse">取 消</el-button>
                <el-button type="primary" @click="saveTure">确 定</el-button>
            </div>
        </el-dialog>
    </div>
</template>

<script>
    import request from "@/utils/request";
    export default {
        name: "User.vue",
        data(){
            return{
                tableData:[],
                dialogFormVisible:false,
                form:{
                },
                multipleSelection:[],
                name:"",
                options: []


            }
        },
        created() {
            this.load()
        },
        methods:{
            load(){
                request.get("/menu",{
                    params:{
                        name:this.name,
                    }
                }).then(res=>{
                    this.tableData=res.data
                })
                // fetch("http://localhost:9999/user/page?pageNum="+this.pageNum+"&pageSize="+this.pageSize+"&username="+this.username).then(res=>res.json()).then(res=>{
                //   this.tableData=res.data
                //   this.total=res.total
                // })

            },
            handleSizeChange(pageSize){
                this.pageSize=pageSize
                this.load()
            },
            handleCurrentChange(pageNum){
                this.pageNum=pageNum
                this.load()
            },
            save(){
                this.dialogFormVisible = true
                this.form={}
                this.getIcons()
            },
            saveTure(){
                request.post("/menu",this.form).then(res=>{
                    if(res){
                        this.$message.success("保存成功")
                        this.dialogFormVisible=false
                        this.load()
                    }
                    else {
                        this.$message.error("保存失败")
                        this.dialogFormVisible=false
                        this.load()
                    }

                })
            },
            savaFalse(){
                this.dialogFormVisible=false
                this.form={}
            },
del(id){
    request.delete("/menu/"+id).then(res=>{
        if(res){
            this.$message.success("删除成功")

            this.load()
        }
        else {
            this.$message.error("删除失败")

            this.load()
        }
    })
},
            handleSelectionChange(val){
                this.multipleSelection=val
            },

del2(){
           let ids = this.multipleSelection.map(item=>item.id)

    request.post("/menu/batch",ids).then(res=>{
        if(res){
            this.$message.success("批量删除成功")
// if(!this.tableData){
//     thie.pageNum=thie.pageNum-1
// }

            this.load()
        }
        else {
            this.$message.error("批量删除失败")

            this.load()
        }

    })
},
            reset(){
                this.name=""

                this.load()
            },
        //    新增子菜单
            handleAdd(pid) {
                this.dialogFormVisible = true
                this.form = {}
                if (pid) {
                    this.form.pid = pid
                }
                this.getIcons()
            },
            handleEdit(row) {
                this.form = JSON.parse(JSON.stringify(row))
                this.dialogFormVisible = true

                this.getIcons()

            },
        //    get图标
            getIcons() {
                request.get("/menu/icons").then(res=>
                {
                    this.options = res.data

                })
            }
        }
    }

</script>

<style scoped>

</style>